Brass Thread Adapters | McMaster-Carr

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Adjustable-Angle Elbow

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Dry Abrasive Materials

Electronics

Food

Fuel Gases

Grinders for Bits and Burs

Handheld Power Drills

Acetic Acid (White Vinegar)

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Maximum Pressure @ Temperature

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Threaded on Both Ends

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

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Compliant

Not Compliant

Export Control Classification Number (ECCN)

Flange Material

40,215 Products

Fluid Handling

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

17,471 products

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

10,111 products

Tube Supports

Slip into plastic and rubber tubing to prevent them from collapsing

53 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

9 products

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

3 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

5,124 products

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

60 products

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

14 products

Air Chucks

Connect air hose to Schrader valves, which are common on tires and hydraulic systems

19 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

635 products

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

88 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

2 products

Hose Kink Absorbers

Prevent hose from kinking to ensure maximum flow and extend hose life

1 product

On-Off Valves

Start and stop flow through a line

889 products

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

849 products

Diverting Valves

Redirect flow between ports

15 products

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

5 products

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

31 products

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

12 products

Filter Housings

Use with filter cartridges to remove particles from liquid

6 products

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

33 products

Standoffs

Separate, position, or connect components in assemblies

207 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

16 products

MIG Gun Gas Diffusers

Evenly distribute shielding gas for high-quality MIG welds

8 products

TIG Torch Gas Diffusers

For more control and less waste, smooth the flow of shielding gas as it leaves TIG torch nozzles

6 products

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

1 product

Brazing Rings

Snap into metal pipe and tubing to form leak-resistant joints more quickly than with hand-fed alloys

5 products

Electrical Power, Networking, and Controlling

Conduit Straights

Join conduit of different sizes and types, or attach conduit to a knockout in electrical boxes

399 products

Conduit Elbows

Join conduit with 45°, 90°, offset, and adjustable-angle connectors

242 products

Conduit Bodies

Access wiring to pull, splice, or redirect it

90 products

Conduit Wyes

Split or merge runs of conduit more gradually than tees

1 product

Coaxial Connectors

Plugs, sockets, receptacles, and adapters to make coaxial connections

15 products

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

10 products

Molex Connectors

Plugs, sockets, and housings for making Molex connections

22 products

Amphenol Connectors

Attach wires to a circuit board

16 products

DMX Connectors

Replace damaged plugs and sockets on lighting cables

2 products

Audio Connectors

Plugs, sockets, receptacles, and adapters to make audio connections

11 products

USB Sockets

Pair with plugs to make USB connections

1 product

Terminal Splitters

Divide one male quick-disconnect connection into two

4 products

Terminal Adapters

Convert wire terminals from one connection type or gender to another

1 product

Wire Splices, Connectors, and Taps

Join wire and protect the connection

10 products

Battery Terminal Adapters

Convert one battery terminal style to another

1 product

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

8 products

Circuit Board Connectors

Connect flat flexible cable to circuit boards

10 products

Containers, Storage, and Furniture

Drum Plug Adapters

Screw into plastic drum openings to replace threads that can become damaged with frequent use

1 product

Drum Plugs

Seal drum lid openings

27 products

Syringe Thread Adapters

Change connections on syringes, dispensing tips, and needles to luer lock or threaded connections

3 products

Aerosol Spray Extensions

Snap onto aerosol spray cans to extend their reach

2 products

Lubricating

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

12 products

Grease Gun Tips

Attach to grease gun nozzles and direct a stream of lubricant into grease fittings on machinery

63 products

Grease Gun Nozzles

Replace nozzles on grease guns

103 products

Grease Gun Tip Adapters

Quickly switch between standard, button-head, and flush-style grease fittings

5 products

Coolant Hose and Fittings

Build a custom system to deliver coolant, cutting oil, water, or air in any direction

23 products

Coolant Nozzle and Hose Adapters

Connect threaded coolant nozzles and hose to coolant supply ports on equipment such as CNC machines

4 products

Coolant Nozzles

Dispense coolant onto workpieces or tools directly from a tank

5 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

4 products

Sink Faucets

Manual and touch-free faucets for janitorial, restroom, and food service sinks

1 product

Faucet Aerators

Reduce water use and noise while creating a smooth, powerful spray

25 products

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

21 products

Neutralization Tanks

Treat corrosive chemicals before they drain into sewer systems

4 products

Measuring and Inspecting

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

1 product

Test Lead Adapters

Change tip styles to take different measurements with the same test leads

4 products

Test Lead Clips

For hands-free testing, create a temporary yet secure electrical connection

4 products

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

11 products

BNC Adapters

Convert a BNC cord to a double banana connector so it can be used with electrical testers

5 products

Power Transmission

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

1,421 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

58 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

7 products

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

133 products

Flexible Shafts

Snake around curves and obstructions to transmit rotary motion along any path

10 products

Safety Equipment

Eye Wash Stations

Flush contaminants from your eyes or face using water or solutions

9 products

Material Handling

Gripper Compensation Devices

Let grippers grab uneven parts to avoid jams during assembly, picking, and machine tending

13 products

Valve Stems

Snap into tubeless tire rims to create an air inlet

4 products

Robot Tool Changers

Swap end-of-arm tooling in a snap

5 products

Lighting

Light Sockets

Install or replace sockets in fixtures for standard household, tubular, compact, or miniature bulbs

6 products

Fabricating and Machining

Wheel Brush Arbors

Mount wheel brushes with an arbor hole to hand-held drills and die grinders; also known as mandrels

1 product

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

1 product

Building and Machinery Hardware

Mechanical Control Cables

Weave around obstructions to operate valves, throttles, and other machinery from a distance

3 products

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

61 products